FORMULA FOUNDATIONS · ORIGINAL EXERCISE
The margin scroll
Calculate the gross margin of the first order as a decimal: (revenue − cost) / revenue. Include parentheses.
This quest practices Order of operations using a fictional business dataset. Read the sheet below, then enter the interactive quest to write and check your formula.
| Order | Region | Product | Units | Revenue | Cost |
|---|---|---|---|---|---|
| O-101 | North | Keyboard | 12 | 720 | 420 |
| O-102 | South | Mouse | 18 | 450 | 198 |
| O-103 | North | Monitor | 5 | 1250 | 900 |
| O-104 | West | Keyboard | 8 | 480 | 280 |
| O-105 | South | Monitor | 4 | 1000 | 720 |
| O-106 | North | Mouse | 20 | 500 | 220 |
| O-107 | West | Monitor | 6 | 1500 | 1080 |
| O-108 | North | Keyboard | 10 | 600 | 350 |
Hints to get you started
- Calculate profit first.
- Parentheses make subtraction happen before division.
- Divide the result of (E2-F2) by E2.
Show the worked solution
=(E2-F2)/E2A margin of 0.416667 means about 41.67% of revenue remains after costs.
Make the skill stick
After solving the task, explain what each reference does and why the formula answers the business question. Try the workbook download inside the quest to practice in your own spreadsheet app.
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